<?php

class EmpleadosController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		if(!Yii::app()->user->isGuest)
		{
			return array(
				array('allow', // allow admin user to perform 'admin' and 'delete' actions
					'actions'=>array('admin','delete','create','update','index','view', 'pdf', 'excel'),
					'expression'=>"Yii::app()->user->perfil == '1'",

				),
				array('deny',  // deny all users
					'users'=>array('*'),
				),
			);
		}
		else{$this->redirect('../site/login');}

	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Empleados;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);
		if(isset($_POST['Empleados']))
		{
			$model->attributes=$_POST['Empleados'];
			$model->IDEmpleado=($model->TIPO.$model->IDEmpleado);
			$model->ESTADO=1;

				if($model->save())
					{
						Yii::app()->user->setFlash('success','Empleado guardado correctamente');
						$sql = "Insert into bitacora (IDUSUARIO, Accion, Descripcion, Fecha) Values('".Yii::app()->user->id."','1','Alta del Empleado $model->ID $model->IDEmpleado',Now())";
						$connection = Yii::app() -> db;
						$command = $connection -> createCommand($sql);
						$command -> execute();
						$this->redirect(array('view','id'=>$model->ID));
					}
					else{Yii::app()->user->setFlash('error','No se pudo almacenar este Empleado');}
		}
		$model->TIPO= substr($model->IDEmpleado,0,1);
		$model->IDEmpleado= substr($model->IDEmpleado,1,strlen($model->IDEmpleado));
		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Empleados']))
		{
			$model->attributes=$_POST['Empleados'];
			$model->IDEmpleado=($model->TIPO.$model->IDEmpleado);

			if($model->save())
			{
				Yii::app()->user->setFlash('success','Empleado actualizado correctamente');
				$sql = "Insert into bitacora (IDUSUARIO, Accion, Descripcion, Fecha) Values('".Yii::app()->user->id."','2','Actualizacion del Empleado $model->IDEmpleado',Now())";
				$connection = Yii::app() -> db;
				$command = $connection -> createCommand($sql);
				$command -> execute();
				$this->redirect(array('view','id'=>$model->ID));
			}
		}
		$model->TIPO= substr($model->IDEmpleado,0,1);
		$model->IDEmpleado= substr($model->IDEmpleado,1,strlen($model->IDEmpleado));
		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$model=$this->loadModel($id);
		$model->Estado='0';
		$model->TIPO='M';
		if($model->save())
		{
			$sql = "Insert into bitacora (IDUSUARIO, Accion, Descripcion, Fecha) Values('".Yii::app()->user->id."','3','Empleado Eliminado $model->IDEmpleado',Now())";
			$connection = Yii::app() -> db;
			$command = $connection -> createCommand($sql);
			$command -> execute();
		}
		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
		{
			Yii::app()->user->setFlash('success','Eliminado Correctamente.');
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
				Yii::app()->user->setFlash('error','Error al eliminar este Empleado.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Empleados');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Empleados('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Empleados']))
			$model->attributes=$_GET['Empleados'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Empleados the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=Empleados::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Empleados $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='empleados-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}

		//Lista de empleados en pdf
	public function actionPdf()
    {
    	$dataProvider = $_SESSION['datos_filtrados']->getData();
        $this->render('pdf', array("dataProvider"=>$dataProvider), true);
    }

    //Lista de empleados en excel
	public function actionExcel()
    {
    	$dataProvider = $_SESSION['datos_filtrados']->getData();
    	Yii::app()->request->sendFile('Empleados.xls',
        $this->renderPartial('excelReport',array('dataProvider'=>$dataProvider),true)
        );
    }
}
